#3581C2#3581C2

#3581C2 is a mid, vivid cyan. Relative luminance 0.204; OKLCH L 58.7% C 0.125 H 247.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3581C2
RGB	rgb(53, 129, 194)
HSL	hsl(208, 57%, 48%)
HSV	hsv(208, 73%, 76%)
CMYK	cmyk(72.7%, 33.5%, 0%, 23.9%)
CIE-LAB	lab(52.23, -1.48, -40.62)
CIE-LCH	lch(52.23, 40.65, 267.92°)
OKLab	oklab(58.67% -0.0472 -0.1153)
OKLCH	oklch(58.67% 0.125 247.7)
XYZ	xyz(19.0524, 20.3503, 53.9524)
Luminance	0.2035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3581C2 #C27635

analogous

#35C2BC #3581C2 #353AC2

triadic

#3581C2 #C23581 #81C235

tetradic

#3581C2 #BC35C2 #C27635 #3AC235

square

#3581C2 #BC35C2 #C27635 #3AC235

split-complementary

#3581C2 #C2353A #C2BC35

monochromatic

#1B4162 #286192 #3581C2 #609FD4 #91BCE1

Accessibility & contrast

On white

4.14

#3581C2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#3581C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3581C2

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3581C2	#FFFFFF	#000000	##000000
##3581C2	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6384C5

Deuteranopia (green-blind)

#4F77C1

Tritanopia (blue-blind)

#009198

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3581c2;
/* rgb */ color: rgb(53, 129, 194);
/* oklch */ color: oklch(58.7% 0.125 247.7);

Tailwind

colors: {
  custom: {
    50: '#7ea5d5',
    500: '#3581c2',
    950: '#000000',
  },
}

SCSS

$custom: #3581c2;
$custom-light: #7ea5d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3581c2",
  "rgb": {
    "r": 53,
    "g": 129,
    "b": 194
  },
  "hsl": {
    "h": 207.66,
    "s": 57.085,
    "l": 48.431
  },
  "oklch": {
    "l": 0.58665,
    "c": 0.12457,
    "h": 247.7
  },
  "luminance": 0.20352
}

Semantic roles & 50–950 ramp

primary

#3581C2

secondary

#CCA787

accent

#8E47E0

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #3581C2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →